diff --git a/.cirrus.yml b/.cirrus.yml
index ab50a7bc73..1323ce8e95 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -338,18 +338,15 @@ alpine_task:
     << : *RESOURCES_TEMPLATE
   << : *CI_TEMPLATE
 
-# Apple doesn't publish official long-term support timelines.
-# We aim to support both the current and previous macOS release.
+# Cirrus only supports the following macos runner currently, selecting
+# anything else automatically upgrades to this one.
+#
+#    ghcr.io/cirruslabs/macos-runner:sonoma
+#
+# See also: https://cirrus-ci.org/guide/macOS/
 macos_sonoma_task:
   macos_instance:
-    image: ghcr.io/cirruslabs/macos-sonoma-xcode:latest
-  prepare_script: ./ci/macos/prepare.sh
-  << : *CI_TEMPLATE
-  << : *MACOS_ENVIRONMENT
-
-macos_ventura_task:
-  macos_instance:
-    image: ghcr.io/cirruslabs/macos-ventura-base:latest
+    image: ghcr.io/cirruslabs/macos-runner:sonoma
   prepare_script: ./ci/macos/prepare.sh
   << : *CI_TEMPLATE
   << : *MACOS_ENVIRONMENT
diff --git a/CHANGES b/CHANGES
index 153474b9cc..cf020cdb76 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,12 @@
+7.0.0-dev.434 | 2024-07-04 17:34:23 +0200
+
+  * CMakeLists: Ensure Threads::Threads target exists (Arne Welzel, Corelight)
+
+    Fix failure on OSX with CMake 3.30 complaining about missing
+    Threads::Threads target.
+
+  * ci/macos: Only use sonoma image (Arne Welzel, Corelight)
+
 7.0.0-dev.431 | 2024-07-04 17:22:42 +0200
 
   * Bump auxil/zeek-aux (Benjamin Bannier, Corelight)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 13ea5a5fe2..c4c7aa9990 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -306,6 +306,9 @@ function (zeek_add_dependencies dep)
     endforeach ()
 endfunction ()
 
+# Used by library zeek_dynamic_plugin_base and for sanitizer builds.
+find_package(Threads REQUIRED)
+
 # Interface library for propagating extra flags and include paths to dynamically
 # loaded plugins. Also propagates include paths and C++17 mode on the install
 # interface.
@@ -640,11 +643,6 @@ if (NOT BINARY_PACKAGING_MODE)
 endif ()
 
 if (ZEEK_SANITIZERS)
-    # Check the thread library info early as setting compiler flags seems to
-    # interfere with the detection and cause CMAKE_THREAD_LIBS_INIT to not include
-    # -lpthread when it should.
-    find_package(Threads)
-
     string(REPLACE "," " " _sanitizer_args "${ZEEK_SANITIZERS}")
     separate_arguments(_sanitizer_args)
     set(ZEEK_SANITIZERS "")
diff --git a/VERSION b/VERSION
index 76896bcf9e..0f28281242 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-7.0.0-dev.431
+7.0.0-dev.434